package com.bdqn.controller;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.bdqn.config.AlipayConfig;
import com.bdqn.pojo.ReserveOrder;
import com.bdqn.pojo.RoomType;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.util.UUID;

@Slf4j
@RestController
public class PayController {



    @RequestMapping("/pay")
    public void payController(HttpServletRequest request, HttpServletResponse response) throws IOException {
        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.APP_ID, AlipayConfig.APP_PRIVATE_KEY, "json", AlipayConfig.CHARSET, AlipayConfig.ALIPAY_PUBLIC_KEY, AlipayConfig.sign_type);

        HttpSession session = request.getSession();
        ReserveOrder reserveOrder =(ReserveOrder) session.getAttribute("reserveOrder");
        RoomType roomType = (RoomType) session.getAttribute("roomType");


//        int price = reserveOrder.getPrice();
//        String prices=String.valueOf(price);
        log.info("roomType.getPrice()==>"+roomType.getPrice());
        log.info("1111"+roomType.getName());
        log.info("1111"+reserveOrder.getMobile());

        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);

        String uuid = UUID.randomUUID().toString();  //生成随机订单号
        //商户订单号，商户网站订单系统中唯一订单号，必填
        String out_trade_no = new String(uuid.getBytes("ISO-8859-1"),"UTF-8");
        //付款金额，必填
        String total_amount = new String(String.valueOf(roomType.getPrice()).getBytes("ISO-8859-1"),"UTF-8");
        //订单名称，必填
        String subject = roomType.getRoomname();
        //商品描述，可空
        String body = new String("这个房间又宽又大，包您满意");

//        //商户订单号，商户网站订单系统中唯一订单号，必填
//        String out_trade_no = new String(request.getParameter("idCard").getBytes("ISO-8859-1"),"UTF-8");
//        //付款金额，必填
//        String total_amount = new String(request.getParameter("price").getBytes("ISO-8859-1"),"UTF-8");
//        //订单名称，必填
//        String subject = new String(request.getParameter("idCard").getBytes("ISO-8859-1"),"UTF-8");
//        //商品描述，可空
//        String body = new String(request.getParameter("data1").getBytes("ISO-8859-1"),"UTF-8");

        alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
                + "\"total_amount\":\""+ total_amount +"\","
                + "\"subject\":\""+ subject +"\","
                + "\"body\":\""+ body +"\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");

        //若想给BizContent增加其他可选请求参数，以增加自定义超时时间参数timeout_express来举例说明
        //alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
        //      + "\"total_amount\":\""+ total_amount +"\","
        //      + "\"subject\":\""+ subject +"\","
        //      + "\"body\":\""+ body +"\","
        //      + "\"timeout_express\":\"10m\","
        //      + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //请求参数可查阅【电脑网站支付的API文档-alipay.trade.page.pay-请求参数】章节

        //请求
        String form="";
        try {
            form = alipayClient.pageExecute(alipayRequest).getBody(); //调用SDK生成表单
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        response.setContentType("text/html;charset=" + AlipayConfig.CHARSET);
        response.getWriter().write(form);//直接将完整的表单html输出到页面
        response.getWriter().flush();
        response.getWriter().close();
    }
}
